Authorizations
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
The getStateW4FormFeilds API retrieves state-specific W4 form fields for an employee based on their location.
addStateW4Information to get the required fields for that stateBasic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.